Atoms

Front

What is the central region of an atom where its neutrons and protons are located?

Back

Nucleus

Front

How many protons does an atom with atomic number 6 have?

Back

6

Front

What are the positive particles of an atom called?

Back

Protons

Front

If an atom has 10 protons, 10 neutrons, and 10 electrons, what is the mass of the atom?

Back

20 (mass is the sum of protons and neutrons)

Front

What particle moves around the nucleus of an atom?

Back

Electron

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral (no charge)

Front

What is the charge of an electron?

Back

Negative

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What determines the identity of an element?

Back

The number of protons in its atoms.